public function store(Requests\StepRequest $request)
 {
     $input = $request->only(['flow_id', 'name', 'description']);
     $input['flow'] = Flow::find($input['flow_id']);
     $step = $this->createStep($input);
     return $this->responseWithItem($step, new StepTransformer());
 }
 public function store(Requests\TransitionRequest $request)
 {
     $transition = $this->createTransition(['flow' => Flow::find($request->get('flow_id')), 'from' => Step::find($request->get('from')), 'to' => Step::find($request->get('to'))]);
     return $this->responseWithItem($transition, new TransitionTransformer());
 }